[{"data":1,"prerenderedAt":-1},["ShallowReactive",2],{"extension:v3:en:fb2":3},{"resolvedFromAlias":4,"canonicalExt":5,"ext":5,"name":6,"category":7,"categoryName":8,"updatedAt":9,"popularity":10,"summary":11,"howToOs":12,"quickAnswer":18,"answerIntro":19,"whatIs":20,"description":21,"furtherReading":22,"openInstructions":32,"commonIssues":46,"securityNotes":59,"faq":63,"aliases":70,"mimeTypes":71,"relatedExtensions":72,"breadcrumbs":121,"categoryAnchor":131,"categoryFuturePath":132,"metaDescription":133,"availableHowToOs":134,"openOnDeviceLinks":135,"cannotOpenReasons":151,"cannotOpenFixes":152,"fixIntentPath":153,"convertOptions":154,"convertIntentPath":158,"securityAffiliates":165},false,"fb2","FictionBook 2.0","documents","Documents","2026-03-19T09:39:37.927Z",25,"FB2 is an XML-based eBook format primarily used for storing fictional literature.",[13,14,15,16,17],"windows","mac","linux","ios","android","To open .FB2 files on Windows, download and install Calibre.","FB2 files are eBooks that can be opened with various eReader applications. To open an .fb2 file, you will need compatible software or an eReader device.","FictionBook 2.0 (FB2) is an open XML-based format designed for eBooks. It is particularly popular in Russia and Eastern Europe for storing and sharing fictional literature. The format is structured to store both the text and metadata of the book.","The FB2 format was developed in the early 2000s to provide a simple, open standard for eBooks, focusing on fiction. Unlike other eBook formats, FB2 is entirely XML-based, allowing for easy parsing and conversion to other formats. This makes it particularly versatile and suitable for long-term storage. FB2 files contain not just the text of the book, but also metadata like author, title, and publication details, making them comprehensive for cataloging purposes. The format is popular in Russia and other Eastern European countries, where it is often used in online libraries and for personal collections. Despite its niche popularity, FB2 is supported by a range of eReader applications, ensuring accessibility across different platforms.",[23,26,29],{"title":24,"url":25},"FictionBook on Wikipedia","https://en.wikipedia.org/wiki/FictionBook",{"title":27,"url":28},"Calibre Official Website","https://calibre-ebook.com/",{"title":30,"url":31},"FBReader Official Website","https://fbreader.org/",{"windows":33,"macos":36,"linux":37,"ios":40,"android":43},[34,35],"Download and install Calibre.","Open Calibre and add your FB2 file to the library.",[34,35],[38,39],"Install Calibre via your package manager.","Open Calibre and import the FB2 file.",[41,42],"Install an app like KyBook from the App Store.","Open the app and import your FB2 file.",[44,45],"Download an app like FBReader from Google Play.","Use the app to open your FB2 file.",[47,53],{"title":48,"description":49,"steps":50},"FB2 file won't open","The file may not open if the software does not support FB2 format.",[51,52],"Ensure you are using software that supports FB2, like Calibre or FBReader.","Check for software updates.",{"title":54,"description":55,"steps":56},"Corrupted FB2 file","The file may be corrupted if it does not display correctly.",[57,58],"Try opening the file with a different reader.","Download the file again from a reliable source.",[60,61,62],"Always download FB2 files from trusted sources to avoid malware.","Be cautious of FB2 files received via email from unknown senders.","Ensure your eReader software is up to date to protect against vulnerabilities.",[64,67],{"question":65,"answer":66},"Can I convert FB2 to other formats?","Yes, tools like Calibre can convert FB2 files to formats like EPUB or MOBI.",{"question":68,"answer":69},"What devices support FB2 files?","FB2 files can be read on devices that support eBook formats, including many eReaders, tablets, and smartphones with the right apps.",[],[],[73,79,85,91,97,103,109,115],{"ext":74,"name":75,"category":7,"categoryName":8,"popularity":76,"summary":77,"howToOs":78},"pdf","Portable Document Format",100,"PDF files maintain consistent formatting across devices and are widely used for documents that require a fixed layout, such as forms and reports.",[13,14,15,16,17],{"ext":80,"name":81,"category":7,"categoryName":8,"popularity":82,"summary":83,"howToOs":84},"docx","Microsoft Word Open XML Document",98,"DOCX files are widely used word-processing documents created by Microsoft Word, supporting rich text and multimedia elements.",[13,14,15,16,17],{"ext":86,"name":87,"category":7,"categoryName":8,"popularity":88,"summary":89,"howToOs":90},"xlsx","Microsoft Excel Open XML Spreadsheet",92,"XLSX files are widely-used spreadsheet files that store data, formulas, and charts, and are compatible with various spreadsheet applications.",[13,14,15,16,17],{"ext":92,"name":93,"category":7,"categoryName":8,"popularity":94,"summary":95,"howToOs":96},"pptx","Microsoft PowerPoint Open XML Presentation",85,"PPTX files are widely used for creating and sharing presentation decks with multimedia content.",[13,14,15,16,17],{"ext":98,"name":99,"category":7,"categoryName":8,"popularity":100,"summary":101,"howToOs":102},"txt","Plain Text File",82,"TXT files contain plain text and can be opened on any operating system with a variety of text editors.",[13,14,15,16,17],{"ext":104,"name":105,"category":7,"categoryName":8,"popularity":106,"summary":107,"howToOs":108},"mobi","Mobipocket eBook",65,".mobi is an eBook format used primarily by Amazon Kindle devices and apps.",[13,14,15,16,17],{"ext":110,"name":111,"category":7,"categoryName":8,"popularity":112,"summary":113,"howToOs":114},"pages","Apple Pages Document",61,"PAGES files are word-processing documents created in Apple Pages and commonly shared from macOS and iOS.",[13,14,15,16,17],{"ext":116,"name":117,"category":7,"categoryName":8,"popularity":118,"summary":119,"howToOs":120},"ai","AI Document File",45,".AI files are used for reports, contracts, office collaboration, and formatted text workflows. Open them with office suites or document editors that support the format. This guide covers opening methods, troubleshooting, and security best practices. Common MIME type: application/postscript.",[13,14,15,16,17],[122,125,128],{"label":123,"to":124},"Home","/",{"label":126,"to":127},"File Extension Index","/file-extension",{"label":129,"to":130},".FB2","/file-extension/fb2","category-documents","/category/documents","Learn what .FB2 files are, how to open them on every platform, common fixes, and security best practices.",[13,14,15,16,17],[136,139,142,145,148],{"os":13,"label":137,"to":138},"Open .FB2 on Windows","/how-to/open-fb2-on-windows",{"os":14,"label":140,"to":141},"Open .FB2 on Mac","/how-to/open-fb2-on-mac",{"os":15,"label":143,"to":144},"Open .FB2 on Linux","/how-to/open-fb2-on-linux",{"os":16,"label":146,"to":147},"Open .FB2 on iOS","/how-to/open-fb2-on-ios",{"os":17,"label":149,"to":150},"Open .FB2 on Android","/how-to/open-fb2-on-android",[48,54],[51,52],"/fix/fb2",[155,159,162],{"fromExt":5,"toExt":156,"toLabel":157,"path":158},"epub",".EPUB","/how-to/convert/fb2-to-epub",{"fromExt":5,"toExt":104,"toLabel":160,"path":161},".MOBI","/how-to/convert/fb2-to-mobi",{"fromExt":5,"toExt":74,"toLabel":163,"path":164},".PDF","/how-to/convert/fb2-to-pdf",[166,170],{"name":167,"description":168,"affiliateUrl":169},"Avast","Avast offers free and premium antivirus software that protects against viruses, malware, ransomware, and phishing. Scan files before opening them to ensure safety.","https://www.avast.com/lp-aff-consumer-store?expid=inf601",{"name":171,"description":172,"affiliateUrl":173},"Norton","Norton 360 delivers comprehensive antivirus protection, VPN, and identity theft monitoring. Scan files for threats before opening to keep your device secure.","http://buy.norton.com/aff_home?utm_campaign=en-ww_nor_n36_aff_nas_nau_nah_cj_nad_low:_sec_nat_mktc_norton_360"]